ELI5:Why does this dress appear white gold to some people and black blue to others? : r explainlikeimfive ELI5:Why does this dress appear white gold to some people and black blue to others? : r explainlikeimfive Remember when the internet went absolutely nuts on the colour of a dress? The dress was blue and black. The original viral poster, Caitlin McNeill, later said it was a black and blue dress Nox Anabel M1701 Prom Long High Slit Evening Gown Formal Dress Black 4